diff --git a/iguana/iguana_peers.c b/iguana/iguana_peers.c
index 69fde2c12..a63c3ebe6 100755
--- a/iguana/iguana_peers.c
+++ b/iguana/iguana_peers.c
@@ -312,12 +312,13 @@ int32_t iguana_socket(int32_t bindflag,char *hostname,uint16_t port)
         return(-1);
     }
     opt = 1;
+    slen = sizeof(opt);
     if ( bindflag != 0 )
     {
         //timeout.tv_sec = 0;
         //timeout.tv_usec = 1000;
         //setsockopt(sock,SOL_SOCKET,SO_RCVTIMEO,(char *)&timeout,sizeof(timeout));
-        setsockopt(sock,SOL_SOCKET,SO_KEEPALIVE,(void *)&opt,(int32_t)sizeof(opt));
+        printf("set keepalive.%d\n",setsockopt(sock,SOL_SOCKET,SO_KEEPALIVE,(void *)&opt,slen));
         opt = 0;
         getsockopt(sock,SOL_SOCKET,SO_KEEPALIVE,(void *)&opt,&slen);
         printf("keepalive.%d\n",opt);